Ounces to Grains Converter
Enter a value in ounces (oz) to convert it to grains (gr). You can also switch either unit to any other weight & mass unit.
How to convert ounces to grains
One ounce is equal to 437.5 grains. To convert ounces to grains, multiply the ounce value by 437.5.
gr = oz × 437.5
Example
Convert 5 ounces to grains:
gr = 5 × 437.5 = 2,187.5 gr
Ounces to Grains conversion table
| Ounces (oz) | Grains (gr) |
|---|---|
| 0.01 oz | 4.375 gr |
| 0.1 oz | 43.75 gr |
| 0.25 oz | 109.375 gr |
| 0.5 oz | 218.75 gr |
| 1 oz | 437.5 gr |
| 2 oz | 875 gr |
| 3 oz | 1,312.5 gr |
| 4 oz | 1,750 gr |
| 5 oz | 2,187.5 gr |
| 6 oz | 2,625 gr |
| 7 oz | 3,062.5 gr |
| 8 oz | 3,500 gr |
| 9 oz | 3,937.5 gr |
| 10 oz | 4,375 gr |
| 12 oz | 5,250 gr |
| 15 oz | 6,562.5 gr |
| 20 oz | 8,750 gr |
| 25 oz | 10,937.5 gr |
| 30 oz | 13,125 gr |
| 40 oz | 17,500 gr |
| 50 oz | 21,875 gr |
| 75 oz | 32,812.5 gr |
| 100 oz | 43,750 gr |
| 250 oz | 109,375 gr |
| 500 oz | 218,750 gr |
| 1,000 oz | 437,500 gr |
About the units
The ounce (symbol oz) is a unit of weight & mass equal to 0.02834952 kilograms.
The grain (symbol gr) is a unit of weight & mass equal to 0.00006479891 kilograms.